org.aspectj.org.eclipse.jdt.internal.core.nd.db

Interface IBTreeVisitor

public interface IBTreeVisitor

The visitor visits all records where compare returns 0.

Method Summary

Modifier and Type	Method and Description
int	compare(long record) Compare the record against an internally held key.
boolean	visit(long record) Visit a given record and return whether to continue or not.

Method Detail

compare

int compare(long record)
     throws IndexException

Compare the record against an internally held key. The comparison must be compatible with the one used for the btree. Used for visiting.

Parameters:

record -

Returns:

-1 if record < key, 0 if record == key, 1 if record > key

Throws:

IndexException

visit

boolean visit(long record)
       throws IndexException

Visit a given record and return whether to continue or not.

Returns:

true to continue the visit, false to abort it.

Throws:

IndexException